Homology was determined using the BLASTx algorithm with an e-value cutoff of 1.0 e-6 for the Gossypium hirsutum RefTrans V1 vs. the Swiss-Prot (UniProtKB/Swiss-Prot Release 2015_10), TrEMBL(UniProtKB/TrEMBL Release 2015_10). Only the best match was kept.